Modern ventilation systems, like the one I have will recover a lot of heat, when... | Hacker News

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		jopsen 3 months ago \| parent \| context \| favorite \| on: VOC injection into a house reveals large surface r... Modern ventilation systems, like the one I have will recover a lot of heat, when exchanging air.

whatevertrevor 3 months ago [–]

I know, I have one too. It's still energy negative because they're not 100% efficient and you're paying energy to run them in the first place.

Still worth it for better air quality.

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